:root{
    --ink:#161331;
    --ink-soft:#2a2552;
    --paper:#ffffff;
    --mist:#f3f1fb;
    --teal-mist:#e9fbf8;
    --teal:#0fb9c4;
    --teal-deep:#0a8e97;
    --green:#16b074;
    --green-bright:#1fd089;
    --coral:#ff6a5a;
    --amber:#ffb454;
    --violet:#6a5cff;
    --muted:#5e597c;
    --line:rgba(22,19,49,.10);
    --line-strong:rgba(22,19,49,.16);
    --shadow:0 18px 50px -24px rgba(22,19,49,.45);
    --shadow-soft:0 10px 30px -18px rgba(22,19,49,.35);
    --radius:18px;
    --radius-lg:26px;
    --maxw:1140px;
  }

  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"Inter",system-ui,sans-serif;
    color:var(--ink);
    background:var(--paper);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  h1,h2,h3{font-family:"Space Grotesk",sans-serif;line-height:1.05;letter-spacing:-.02em;margin:0}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
  .mono{font-family:"JetBrains Mono",monospace}

  /* eyebrow / console prompt */
  .eyebrow{
    font-family:"JetBrains Mono",monospace;
    font-size:.72rem;
    letter-spacing:.04em;
    text-transform:lowercase;
    color:var(--teal-deep);
    display:inline-flex;
    align-items:center;
    gap:.5em;
    margin-bottom:18px;
  }
  .eyebrow::before{content:"›";color:var(--coral);font-weight:700}

  /* buttons */
  .btn{
    display:inline-flex;align-items:center;gap:.55em;
    font-weight:600;font-size:.95rem;
    padding:13px 22px;border-radius:999px;
    border:1.5px solid transparent;cursor:pointer;
    transition:transform .15s ease, box-shadow .2s ease, background .2s ease;
    white-space:nowrap;
  }
  .btn:focus-visible{outline:3px solid var(--violet);outline-offset:2px}
  .btn--primary{background:var(--ink);color:#fff}
  .btn--primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}
  .btn--green{background:var(--green);color:#fff}
  .btn--green:hover{transform:translateY(-2px);box-shadow:0 14px 30px -16px rgba(22,176,116,.8)}
  .btn--ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
  .btn--ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
  .btn--sm{padding:9px 16px;font-size:.85rem}

  /* ---------- NAV ---------- */
  header.nav{
    position:sticky;top:0;z-index:50;
    background:rgba(255,255,255,.82);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .nav-inner{display:flex;align-items:center;gap:24px;height:66px}
  .brand{display:flex;align-items:center;gap:11px;font-family:"Space Grotesk";font-weight:700;font-size:1.08rem}
  .brand .dot{
    width:13px;height:13px;border-radius:50%;
    background:var(--green-bright);
    box-shadow:0 0 0 4px rgba(31,208,137,.22);
    flex:none;
  }
  .nav-links{display:flex;gap:26px;margin-left:auto;font-size:.92rem;font-weight:500}
  .nav-links a{color:var(--muted);transition:color .15s}
  .nav-links a:hover{color:var(--ink)}
  .nav-right{display:flex;align-items:center;gap:14px}
  .lang{font-family:"JetBrains Mono";font-size:.78rem;color:var(--muted);display:flex;gap:6px}
  .lang a.active{color:var(--ink);font-weight:700}
  @media(max-width:880px){.nav-links{display:none}}

  /* ---------- HERO ---------- */
  .hero{
    position:relative;
    padding:72px 0 64px;
    background:
      radial-gradient(120% 90% at 88% -10%, rgba(15,185,196,.16), transparent 55%),
      radial-gradient(90% 80% at -5% 10%, rgba(106,92,255,.12), transparent 55%),
      var(--paper);
    overflow:hidden;
  }
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
  .hero h1{font-size:clamp(2.5rem,5.4vw,4.05rem);font-weight:700}
  .hero h1 .hl{
    background:linear-gradient(120deg,var(--teal),var(--violet));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero p.lead{font-size:1.16rem;color:var(--muted);margin:22px 0 30px;max-width:30em}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap}
  .by-dev{
    margin-top:22px;font-size:.86rem;color:var(--muted);
    display:flex;align-items:center;gap:9px;
  }
  .by-dev .badge{
    font-family:"JetBrains Mono";font-size:.7rem;font-weight:700;
    color:var(--teal-deep);background:var(--teal-mist);
    padding:3px 9px;border-radius:6px;letter-spacing:.02em;
  }

  /* hero visual: product photo in a readout frame */
  .hero-visual{position:relative}
  .photo-frame{
    position:relative;border-radius:var(--radius-lg);overflow:hidden;
    box-shadow:var(--shadow);border:1px solid var(--line);
    background:#0d0b22;
  }
  .photo-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
  .readout{
    position:absolute;left:-14px;bottom:-16px;
    background:#0d0b22;color:#d8f7f2;
    font-family:"JetBrains Mono";font-size:.74rem;line-height:1.5;
    padding:14px 16px;border-radius:14px;
    box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.08);
    min-width:215px;
  }
  .readout .ok{color:var(--green-bright);font-weight:700}
  .readout .dim{color:#6f86a8}
  .readout .cur{display:inline-block;width:7px;height:13px;background:var(--green-bright);vertical-align:-2px;animation:blink 1.1s steps(1) infinite}
  @keyframes blink{50%{opacity:0}}

  /* press strip */
  .press{border-top:1px solid var(--line);margin-top:60px;padding-top:30px}
  .press-label{font-family:"JetBrains Mono";font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
  .press-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
  .press-card{
    display:block;border:1px solid var(--line);border-radius:14px;padding:18px 20px;
    background:var(--paper);transition:transform .15s ease,border-color .15s,box-shadow .2s;
  }
  .press-card:hover{transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow-soft)}
  .press-card .src{font-family:"Space Grotesk";font-weight:700;font-size:1rem;margin-bottom:4px}
  .press-card .quote{color:var(--muted);font-size:.9rem}
  .press-card .quote em{color:var(--ink);font-style:normal;font-weight:600}
  .press-card .when{font-family:"JetBrains Mono";font-size:.68rem;color:var(--teal-deep);margin-top:8px}

  @media(max-width:840px){
    .hero-grid{grid-template-columns:1fr;gap:40px}
    .hero-visual{order:-1;max-width:460px}
    .press-row{grid-template-columns:1fr}
  }

  /* ---------- READOUT STAT STRIP ---------- */
  .stats{background:var(--ink);color:#fff;padding:30px 0}
  .stats-inner{
    display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
    font-family:"JetBrains Mono";
  }
  .stat{padding:8px 18px;border-left:2px solid rgba(255,255,255,.12)}
  .stat:first-child{border-left:none}
  .stat .n{font-size:1.85rem;font-weight:700;font-family:"Space Grotesk";color:var(--green-bright);line-height:1}
  .stat .l{font-size:.78rem;color:#a9a4c9;margin-top:8px}
  @media(max-width:720px){.stats-inner{grid-template-columns:1fr 1fr;gap:20px 10px}}

  /* ---------- SECTION SHELL ---------- */
  section{padding:84px 0}
  .sec-head{max-width:42em;margin-bottom:44px}
  .sec-head h2{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:700}
  .sec-head p{color:var(--muted);font-size:1.08rem;margin-top:16px}

  .tint{background:var(--mist)}
  .tint-teal{background:var(--teal-mist)}

  /* image cards row (what it does) */
  .cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .icard{
    background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;transition:transform .18s ease,box-shadow .2s;
  }
  .icard:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft)}
  .icard img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#0d0b22}
  .icard .body{padding:18px 20px 22px}
  .icard h3{font-size:1.12rem;font-weight:600}
  .icard p{color:var(--muted);font-size:.92rem;margin:7px 0 0}
  @media(max-width:820px){.cards-3{grid-template-columns:1fr;max-width:440px;margin:0 auto}}

  /* feature grid */
  .features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .feat{
    background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
    padding:26px 24px;position:relative;transition:transform .18s,border-color .18s;
  }
  .feat:hover{transform:translateY(-4px);border-color:var(--teal)}
  .feat .ic{
    width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
    margin-bottom:16px;color:#fff;font-family:"Space Grotesk";font-weight:700;
  }
  .feat h3{font-size:1.14rem;font-weight:600;margin-bottom:8px}
  .feat p{color:var(--muted);font-size:.93rem;margin:0}
  @media(max-width:820px){.features{grid-template-columns:1fr}}

  /* fault gallery */
  .faults{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
  .fault{
    background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden;
    transition:transform .15s,box-shadow .2s;
  }
  .fault:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft)}
  .fault img{width:100%;aspect-ratio:1/1;object-fit:cover;background:#0d0b22}
  .fault .cap{padding:13px 15px 15px}
  .fault .cap strong{display:block;font-family:"Space Grotesk";font-size:.92rem;font-weight:600}
  .fault .cap span{display:block;color:var(--muted);font-size:.8rem;margin-top:4px}
  @media(max-width:880px){.faults{grid-template-columns:1fr 1fr}}

  /* adapters — the differentiator */
  .adapters-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
  .new-pill{
    font-family:"JetBrains Mono";font-size:.7rem;font-weight:700;letter-spacing:.06em;
    color:#fff;background:linear-gradient(120deg,var(--coral),var(--amber));
    padding:5px 12px;border-radius:999px;display:inline-block;margin-bottom:14px;
  }
  .adapters{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .adapter{
    border-radius:var(--radius);padding:28px 26px;position:relative;overflow:hidden;
    background:var(--paper);border:1px solid var(--line);transition:transform .18s,box-shadow .2s;
  }
  .adapter:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft)}
  .adapter.spotlight{
    background:linear-gradient(160deg,#171433,#241d52);color:#fff;border-color:transparent;
  }
  .adapter.spotlight h3,.adapter.spotlight .chips{color:#fff}
  .adapter h3{font-size:1.2rem;font-weight:700;margin-bottom:10px}
  .adapter p{color:var(--muted);font-size:.93rem;margin:0 0 16px}
  .adapter.spotlight p{color:#c5c0e8}
  .chips{display:flex;flex-wrap:wrap;gap:7px}
  .chip{
    font-family:"JetBrains Mono";font-size:.74rem;font-weight:500;
    padding:5px 10px;border-radius:7px;
    background:var(--teal-mist);color:var(--teal-deep);
  }
  .adapter.spotlight .chip{background:rgba(255,255,255,.12);color:#9fe9ef}
  .adapter .tag{
    position:absolute;top:18px;right:18px;font-family:"JetBrains Mono";
    font-size:.66rem;color:var(--muted);
  }
  .adapter.spotlight .tag{color:#8a84bf}
  @media(max-width:820px){.adapters{grid-template-columns:1fr}}

  /* chips table */
  .table-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper)}
  table{width:100%;border-collapse:collapse;font-size:.92rem}
  thead th{
    background:var(--ink);color:#fff;text-align:left;padding:14px 18px;
    font-family:"JetBrains Mono";font-size:.74rem;font-weight:500;letter-spacing:.04em;text-transform:uppercase;
  }
  tbody td{padding:13px 18px;border-top:1px solid var(--line)}
  tbody tr:nth-child(even){background:var(--mist)}
  td.part{font-family:"JetBrains Mono";font-weight:500}
  td.time{font-family:"JetBrains Mono";color:var(--teal-deep);font-weight:500}
  .mode-tag{font-family:"JetBrains Mono";font-size:.72rem;color:var(--muted)}
  .table-note{font-size:.85rem;color:var(--muted);margin-top:16px}
  @media(max-width:720px){
    .table-wrap{overflow-x:auto}
    table{min-width:560px}
  }

  /* honest / trust section */
  .honest{display:grid;grid-template-columns:1fr 1fr;gap:22px}
  .honest-card{
    background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
    padding:30px 30px;position:relative;
  }
  .honest-card::before{
    content:attr(data-k);font-family:"JetBrains Mono";font-size:.7rem;color:var(--coral);
    letter-spacing:.06em;text-transform:uppercase;display:block;margin-bottom:14px;
  }
  .honest-card h3{font-size:1.32rem;font-weight:700;margin-bottom:12px}
  .honest-card p{color:var(--muted);font-size:.97rem;margin:0}
  .honest-card p + p{margin-top:12px}
  .honest-card strong{color:var(--ink);font-weight:600}
  @media(max-width:760px){.honest{grid-template-columns:1fr}}

  /* buy */
  .buy{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:30px}
  .buy.two{grid-template-columns:repeat(2,1fr);max-width:760px}
  .buy-card{
    background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
    padding:26px 24px;display:flex;flex-direction:column;gap:6px;
    transition:transform .15s,border-color .15s,box-shadow .2s;
  }
  .buy-card:hover{transform:translateY(-4px);border-color:var(--green);box-shadow:var(--shadow-soft)}
  .buy-card .where{font-family:"Space Grotesk";font-weight:700;font-size:1.18rem;display:flex;align-items:center;gap:9px}
  .buy-card .where::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--green)}
  .buy-card .desc{color:var(--muted);font-size:.9rem}
  .buy-card .go{margin-top:auto;padding-top:14px;font-weight:600;color:var(--teal-deep);font-size:.9rem}
  .buy-note{
    background:var(--teal-mist);border:1px solid rgba(15,185,196,.25);border-radius:var(--radius);
    padding:22px 26px;font-size:.95rem;color:var(--ink-soft);
  }
  .buy-note strong{font-weight:700}
  @media(max-width:820px){.buy,.buy.two{grid-template-columns:1fr;max-width:none}}

  /* open source band */
  .os{
    background:linear-gradient(150deg,#161331,#241c54);
    color:#fff;border-radius:var(--radius-lg);padding:54px 50px;
    display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;
  }
  .os h2{color:#fff;font-size:clamp(1.7rem,3.4vw,2.4rem)}
  .os p{color:#c5c0e8;margin:18px 0 0}
  .os .gpl{
    font-family:"JetBrains Mono";font-size:.78rem;color:var(--green-bright);
    border:1px solid rgba(31,208,137,.4);border-radius:10px;padding:14px 18px;
    background:rgba(31,208,137,.08);
  }
  .os-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
  .os .btn--ghost{color:#fff;border-color:rgba(255,255,255,.3)}
  .os .btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
  @media(max-width:820px){.os{grid-template-columns:1fr;padding:38px 28px}}

  /* footer */
  footer{border-top:1px solid var(--line);padding:46px 0 40px;color:var(--muted);font-size:.9rem}
  .foot-row{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
  .foot-links{display:flex;gap:22px}
  .foot-links a:hover{color:var(--ink)}
  .made{font-family:"JetBrains Mono";font-size:.78rem}
  .made .ch{color:var(--coral)}

  @media(prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  }

  /* scroll reveal */
  .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
  .reveal.in{opacity:1;transform:none}

/* adapter card image (SOJ etc.) */
.adapter figure{margin:.2rem 0 1rem}
.adapter figure img{width:100%;height:auto;border-radius:12px;display:block}

/* operation flow + video embed */
.flow{text-align:center;font-family:"JetBrains Mono",monospace;font-size:.9rem;color:var(--ink);margin:1.4rem auto 1.8rem;max-width:880px;line-height:2}
.flow span{white-space:nowrap}
.flow span:not(:first-child)::before{content:"\2192";color:var(--teal-deep);font-weight:700;margin:0 .6rem}
.video{position:relative;width:100%;aspect-ratio:16/9;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:var(--ink)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-cap{text-align:center;font-family:"JetBrains Mono",monospace;font-size:.78rem;color:var(--muted);margin-top:.85rem}